/* ============================================================
   Menu (tiền tố mn-) và Hóa đơn mới / Gắn vòng (tiền tố tk-)
   Theo design/MenuLe, MenuCombo, MenuTheGoi, ThemMon, PhoneMenu, ThongTinKhach.
   ============================================================ */


/* ===== Menu: khung ===== */
.mn { height: 100%; display: flex; gap: 20px; padding: 20px 24px; min-height: 0; }
.mn-trai { flex: 1; min-width: 0; min-height: 0; display: flex; flex-direction: column; gap: 14px; }
.mn-dau { display: flex; align-items: center; gap: 12px; flex: none; }
.mn-dau .o-tim { width: 220px; margin-left: auto; height: 46px; flex: none; border-width: 1.5px; border-radius: 10px; }
.mn-seg { display: inline-flex; padding: 4px; border-radius: 14px; background: #E9E6DB; gap: 4px; flex: none; }
.mn-seg button { height: 38px; padding: 0 18px; border-radius: 10px; border: 0; background: none; font-weight: 700; font-size: calc(14px * var(--co-chu)); color: #5B5446; white-space: nowrap; }
.mn-seg button.on { background: #fff; color: var(--xanh-dam); box-shadow: 0 1px 3px rgba(17, 57, 23, .18); }
.mn-chips { flex: none; padding: 2px 2px 4px; margin: -2px -2px -4px; }
.mn-chips .chip { height: 36px; padding: 0 14px; font-size: calc(14px * var(--co-chu)); border-width: 1.5px; }
.mn-luu-y { display: flex; align-items: center; gap: 10px; flex: none; padding: 9px 14px; border-radius: 12px; background: var(--bac-ha); color: #1D4A27; font-size: calc(13.5px * var(--co-chu)); line-height: 1.4; }
.mn-luu-y svg { flex: none; }
.mn-luu-y.xem { background: #FFF8E8; color: #7A4E05; }
.mn-nhom > .mn-luu-y { margin-bottom: 4px; }

/* vùng cuộn: chừa lề cho vòng đếm nhô ra ngoài ô */
.mn-cuon { flex: 1; min-height: 0; overflow-y: auto; overflow-x: hidden; padding: 10px 10px 40px 4px; margin: -10px -10px 0 -4px; -webkit-overflow-scrolling: touch; }
.mn-cac-nhom { display: flex; flex-direction: column; gap: 16px; }
.mn-nhom { display: flex; flex-direction: column; gap: 10px; }
.mn-nhom-dau { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: calc(15px * var(--co-chu)); color: var(--mau, var(--xanh-rung)); min-width: 0; }
.mn-nhom-con { display: flex; flex-direction: column; gap: 8px; }
.mn-nhom-con + .mn-nhom-con { margin-top: 6px; }
.mn-nhom-ten { display: flex; align-items: center; gap: 8px; font-size: calc(13px * var(--co-chu)); color: var(--chu-phu); }
.mn-nhom-ten b { font-weight: 700; color: var(--chu); }
.mn-nhom-ten span { min-width: 20px; height: 20px; padding: 0 6px; border-radius: 10px; background: var(--bac-ha); color: var(--xanh-rung); font-weight: 700; font-size: calc(12px * var(--co-chu)); display: inline-flex; align-items: center; justify-content: center; }
.mn-nhom-ten::after { content: ''; flex: 1; height: 1px; background: var(--vien); }
.mn-nhom-dau .phu { font-weight: 500; font-size: calc(13px * var(--co-chu)); color: var(--chu-phu); }
.mn-bieu-khu { width: 26px; height: 26px; border-radius: 8px; background: color-mix(in srgb, var(--mau) 14%, #fff); color: var(--mau); display: inline-flex; align-items: center; justify-content: center; flex: none; }
.mn-bieu-khu.to { width: 28px; height: 28px; }

/* ===== ô lẻ, ô combo ===== */
.mn-luoi { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.mn-luoi.combo { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px 12px; }
.mn-o { position: relative; display: flex; flex-direction: column; justify-content: space-between; text-align: left; height: 96px; padding: 12px; background: #fff;
  border: 1.5px solid var(--vien); border-radius: 14px; color: var(--chu); min-width: 0; font: inherit; }
button.mn-o:active { background: #F7FBF6; }
.mn-o.on { border-color: var(--xanh-rung); box-shadow: 0 0 0 2px var(--xanh-rung) inset; }
.mn-o.xem { cursor: default; }
.mn-o-ten { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.mn-o-ten b { font-size: calc(14px * var(--co-chu)); line-height: 1.25; font-weight: 700; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.mn-o-ten small { font-size: 11.5px; font-weight: 500; color: var(--chu-phu); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mn-o-chan { display: flex; align-items: center; justify-content: space-between; gap: 6px; margin-top: auto; min-width: 0; }
.mn-gia { font-weight: 700; color: var(--xanh-dam); font-variant-numeric: tabular-nums; white-space: nowrap; font-size: calc(15px * var(--co-chu)); }
.mn-gia.lon { font-size: calc(22px * var(--co-chu)); }
.mn-gia-cu { font-size: 10.5px; font-weight: 500; color: var(--chu-phu); text-decoration: line-through; white-space: nowrap; }
.mn-them { width: 32px; height: 32px; border-radius: 10px; background: var(--bac-ha); color: var(--xanh-rung); display: inline-flex; align-items: center; justify-content: center; flex: none; border: 0; }
.mn-them.lon { width: 30px; height: 30px; }
.mn-so { position: absolute; top: -8px; right: -8px; z-index: 1; min-width: 26px; height: 26px; border-radius: 13px; background: var(--xanh-rung); color: #fff; font-weight: 700; font-size: calc(13px * var(--co-chu));
  display: flex; align-items: center; justify-content: center; padding: 0 6px; box-shadow: 0 0 0 3px var(--kem); }
.mn-o-combo { height: 114px; padding: 10px 12px; justify-content: flex-start; gap: 6px; }
.mn-o-dau { display: flex; gap: 8px; align-items: flex-start; height: 34px; min-width: 0; }
.mn-o-dau b { font-size: calc(13.5px * var(--co-chu)); line-height: 1.25; color: var(--xanh-dam); font-weight: 700; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.mn-o-combo .mn-bieu-khu { width: 26px; height: 26px; }
.mn-qua { display: flex; align-items: center; gap: 4px; min-height: 16px; font-size: calc(12px * var(--co-chu)); font-weight: 700; color: var(--xanh-rung); }
.mn-o-combo .mn-o-chan .mn-them { margin-left: auto; width: 30px; height: 30px; }
.mn-o-combo .mn-gia-cu { margin-right: 2px; }

/* ===== thẻ, gói ===== */
.mn-tg { display: flex; flex-direction: column; gap: 14px; }
.mn-luoi-the { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 12px; padding-top: 6px; }
.mn-goi-hai { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 4px; }
.mn-goi-khoi { background: #fff; border: 0; border-radius: 16px; padding: 14px 14px 4px; display: flex; flex-direction: column; min-width: 0; }
.mn-goi-dau { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: calc(15px * var(--co-chu)); color: var(--mau); }
.mn-goi-phu { font-size: calc(12.5px * var(--co-chu)); color: var(--chu-phu); margin: 4px 0 6px 36px; line-height: 1.4; }
.mn-goi-y { display: flex; flex-direction: column; gap: 4px; margin: 0 0 10px 36px; font-size: calc(12.5px * var(--co-chu)); line-height: 1.4; color: var(--chu); }
.mn-goi-y > span { display: flex; gap: 7px; align-items: flex-start; }
.mn-goi-y i { width: 5px; height: 5px; border-radius: 50%; background: var(--mau, var(--xanh-rung)); flex: none; margin-top: 6px; }
.mn-goi-ghi { margin: 0; padding: 10px 0 12px; border-top: 1px solid #F0ECE2; font-size: calc(12.5px * var(--co-chu)); line-height: 1.45; color: var(--chu-phu); }
.mn-goi { display: flex; align-items: center; gap: 10px; width: 100%; min-height: 44px; padding: 0; border: 0; border-top: 1px solid rgba(60, 40, 20, .12); background: none; text-align: left; font: inherit; position: relative; }
.mn-goi:nth-child(4) { border-top: 1.5px solid rgba(60, 40, 20, .28); }
.mn-goi.on { background: rgba(255, 255, 255, .6); }
.mn-the-khoi { --mau: var(--xanh-dam); background: linear-gradient(135deg, #DDEFD6, #F6FBF2); color: var(--xanh-dam); }
.mn-the-khoi .mn-goi-y { color: var(--xanh-dam); }
.mn-the-khoi .mn-goi-ds { margin-top: auto; }
.mn-goi-ten { flex: 1; min-width: 0; font-size: calc(14px * var(--co-chu)); font-weight: 500; }
.mn-goi .mn-gia { font-size: calc(14.5px * var(--co-chu)); }
.mn-goi-so { min-width: 22px; height: 22px; border-radius: 11px; background: var(--xanh-rung); color: #fff; font-weight: 700; font-size: calc(12px * var(--co-chu)); display: inline-flex; align-items: center; justify-content: center; padding: 0 6px; }
.mn-goi.xem { cursor: default; }

/* ===== Đơn đang chọn (panel) ===== */
.mn-phai { width: 340px; flex: none; background: #fff; border: 1px solid var(--vien); border-radius: 16px; padding: 18px; display: flex; flex-direction: column; min-height: 0; }
.mn-phai-dau { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex: none; }
.mn-phai-dau h2 { margin: 0; font-size: calc(16px * var(--co-chu)); color: var(--xanh-dam); font-weight: 700; }
.mn-phai-ds { margin-top: 6px; overflow-y: auto; flex: 0 1 auto; min-height: 0; }
.mn-dong { display: flex; flex-direction: column; gap: 8px; padding: 12px 0; border-bottom: 1px solid #EEEAE0; }
.mn-dong-1 { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.mn-dong-1 b { font-size: calc(14px * var(--co-chu)); line-height: 1.3; min-width: 0; }
.mn-dong-1 .mn-gia { font-size: calc(14px * var(--co-chu)); }
.mn-dong-2 { display: flex; align-items: center; justify-content: space-between; gap: 8px; color: var(--chu-phu); font-size: calc(12.5px * var(--co-chu)); }
.mn-dong.het .mn-dong-1 b { color: var(--chu-phu); }
.mn-het-ban { color: var(--canh-bao); font-size: calc(12.5px * var(--co-chu)); font-weight: 700; white-space: nowrap; }
.mn-buoc { display: inline-flex; align-items: center; border: 1.5px solid var(--vien-dam); border-radius: 10px; height: 36px; flex: none; background: #fff; }
.mn-buoc button { width: 34px; height: 33px; border: 0; background: none; color: var(--xanh-rung); display: inline-flex; align-items: center; justify-content: center; border-radius: 8px; }
.mn-buoc b { min-width: 26px; text-align: center; font-size: calc(14px * var(--co-chu)); color: var(--chu); }
.mn-buoc.to { height: 40px; }
.mn-buoc.to button { width: 38px; height: 37px; }
.mn-tang { display: flex; align-items: center; gap: 6px; font-size: calc(12.5px * var(--co-chu)); color: var(--xanh-rung); background: var(--bac-ha); border-radius: 8px; padding: 6px 8px; line-height: 1.3; }
.mn-tang svg { flex: none; }
.mn-tang > span { flex: 1; min-width: 0; }
.mn-tang button { margin-left: auto; border: 0; background: none; color: var(--xanh-rung); font-weight: 700; font-size: calc(12.5px * var(--co-chu)); text-decoration: underline; padding: 4px 2px; }
/* Ô chọn món tặng cạnh số lượng combo: đã chọn / được tặng; cam khi còn thiếu */
.mn-dk { display: inline-flex; align-items: center; gap: 8px; flex: none; }
/* Điện thoại: hàng combo đã chọn có ô món tặng thì tên ở trên, ô món tặng và số lượng xuống dòng dưới (đủ chỗ cho tên) */
.mn-hang.co-qua { flex-wrap: wrap; }
.mn-hang.co-qua .mn-hang-ten { flex: 1 1 calc(100% - 60px); }
.mn-hang.co-qua .mn-dk { flex: 1 1 100%; justify-content: flex-end; }
.mn-qua-nut { display: inline-flex; align-items: center; justify-content: center; gap: 4px; height: 40px; min-width: 54px; padding: 0 9px; border-radius: 10px; border: 1.5px solid var(--xanh-rung); background: #F4FAF3; color: var(--xanh-rung); font: inherit; font-weight: 700; font-size: calc(14px * var(--co-chu)); flex: none; cursor: pointer; }
.mn-qua-nut.thieu { border-color: #E0A93B; background: #FFF6DD; color: #8A5A00; }
.mn-qua-nut.nho { height: 24px; min-width: 0; padding: 0 8px; border-radius: 12px; font-size: calc(12px * var(--co-chu)); margin-left: auto; }
.mn-tang.thieu { background: #FFF6DD; color: #8A5A00; }
.mn-mt-dem { margin: 0 0 8px; padding: 8px 12px; border-radius: 10px; font-size: calc(13.5px * var(--co-chu)); background: #F4FAF3; color: var(--xanh-rung); }
.mn-mt-dem.thieu { background: #FFF6DD; color: #8A5A00; }
.mn-mt-hang.nhieu { cursor: default; }
button.mn-tang.chua { width: 100%; text-align: left; color: var(--canh-bao); background: #FFF5F4; border: 1px solid #E3B4AE; font-weight: 700; min-height: 36px; }
.mn-bo { border: 0; background: none; color: var(--canh-bao); font-weight: 700; font-size: calc(13px * var(--co-chu)); height: 32px; padding: 0 6px; }
.mn-trong { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 6px; padding: 28px 12px; color: var(--chu-phu); font-size: calc(13px * var(--co-chu)); }
.mn-trong b { color: var(--chu); font-size: calc(14px * var(--co-chu)); }
.mn-tong { display: flex; justify-content: space-between; align-items: baseline; margin-top: 14px; font-weight: 500; flex: none; }
.mn-phai-ghi { margin: 8px 0 0; font-size: calc(12.5px * var(--co-chu)); line-height: 1.45; color: var(--chu-phu); flex: none; }
.mn-phai-chan { margin-top: auto; padding-top: 14px; display: flex; flex-direction: column; gap: 6px; flex: none; }
.mn-chinh { width: 100%; height: 54px; border: 0; border-radius: 12px; background: var(--xanh-rung); color: #fff; font-weight: 700; font-size: calc(15px * var(--co-chu)); display: inline-flex; gap: 8px; align-items: center; justify-content: center; }
.mn-chinh[aria-disabled='true'] { opacity: .5; cursor: not-allowed; }
.mn-link { background: none; border: 0; color: var(--canh-bao); font-weight: 500; font-size: calc(13.5px * var(--co-chu)); height: 40px; }
.mn-link.rong { width: 100%; }
.mn-link.nhat { color: var(--xanh-dam); background: #E8F4EA; border: 1.5px solid #BCD8C1; border-radius: 12px; padding: 0 18px; height: 44px; font-weight: 700; font-size: calc(14.5px * var(--co-chu)); margin-top: 8px; }
.mn-ngan-dau { margin-bottom: 4px; }
.mn-ngan-chan { display: flex; flex-direction: column; gap: 6px; }

/* ===== chế độ thêm món ===== */
.mn-them-thanh { display: flex; align-items: center; gap: 8px 12px; flex-wrap: wrap; flex: none; padding: 8px 12px; border-radius: 12px; background: var(--bac-ha); border: 1.5px solid #BFDCC4; font-size: calc(13.5px * var(--co-chu)); color: #1D4A27; }
.mn-them-ten { display: flex; align-items: center; gap: 10px; min-width: 0; flex: 1 1 auto; }
.mn-them-ten svg { flex: none; }
.mn-them-vong { margin-left: auto; display: flex; align-items: center; gap: 8px; min-width: 0; }
.mn-them-vong .mn-chu-nhan { font-size: calc(12.5px * var(--co-chu)); font-weight: 500; white-space: nowrap; }
.mn-them-vong .ds { display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none; padding: 3px; margin: -3px; }
.mn-vong { display: inline-flex; align-items: center; gap: 5px; height: 32px; padding: 0 12px 0 10px; border-radius: 999px; background: #E3F1E5; color: #1D4A27; font-size: calc(12.5px * var(--co-chu)); font-weight: 700; border: 1px solid #C3DEC8; opacity: .6; white-space: nowrap; flex: none; }
.mn-vong i { width: 8px; height: 8px; border-radius: 50%; background: var(--xanh-rung); box-shadow: 0 0 0 2px #fff; }
.mn-vong.on { opacity: 1; box-shadow: 0 0 0 2px var(--xanh-rung); }

/* ===== chọn món tặng ===== */
.mn-mt-dan { margin: 0 0 8px; font-size: calc(14px * var(--co-chu)); line-height: 1.5; }
.mn-mt-dan span { display: inline-flex; align-items: center; gap: 6px; color: var(--xanh-rung); font-weight: 500; }
.mn-mt-nhom { display: flex; flex-direction: column; gap: 8px; }
.mn-mt-tieu { font-size: calc(13px * var(--co-chu)); color: #8A8372; font-weight: 700; margin: 12px 0 0; }
.mn-mt-hang { width: 100%; display: flex; align-items: center; gap: 10px; min-height: 56px; padding: 8px 12px; border-radius: 12px; border: 1.5px solid var(--vien); background: #fff; text-align: left; font: inherit; }
.mn-mt-hang.on { border-color: var(--xanh-rung); background: #F4FAF3; }
.mn-mt-hang .ten { flex: 1; min-width: 0; }
.mn-mt-hang .ten b { font-size: calc(14.5px * var(--co-chu)); }
.mn-mt-hang small { display: block; color: var(--chu-phu); font-size: calc(12px * var(--co-chu)); }
.mn-mt-hang .gia { display: flex; flex-direction: column; align-items: flex-end; font-size: calc(12px * var(--co-chu)); line-height: 1.3; }
.mn-mt-hang .gia s { color: var(--chu-phu); }
.mn-mt-hang .gia b { color: var(--xanh-rung); }
.mn-mt-hang .tick { width: 22px; color: var(--xanh-rung); display: flex; justify-content: center; }
.mn-mt-trong { color: var(--chu-phu); font-size: calc(13.5px * var(--co-chu)); }

/* ===== điện thoại ===== */
.mn-thanh { display: none; }
.mn-tim-nut { display: none; }
.mn-ds-dt { display: flex; flex-direction: column; gap: 8px; }
.mn-hang { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 14px; background: #fff; border: 1.5px solid var(--vien); }
.mn-hang.on { border-color: var(--xanh-rung); }
.mn-bieu-khu.to { flex: none; }
.mn-hang .mn-bieu-khu.to { width: 44px; height: 44px; border-radius: 12px; }
.mn-hang-ten { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.mn-hang-ten b { font-size: calc(14.5px * var(--co-chu)); line-height: 1.3; }
.mn-hang-ten small { font-size: calc(12px * var(--co-chu)); font-weight: 500; color: var(--chu-phu); }
.mn-hang-ten small.qua { color: var(--xanh-rung); display: inline-flex; align-items: center; gap: 4px; font-weight: 700; }
.mn-hang-gia { display: flex; align-items: baseline; gap: 6px; }
.mn-hang-gia .mn-gia { font-size: calc(13.5px * var(--co-chu)); }
.mn-them.to { width: 40px; height: 40px; border-radius: 12px; }

@media (max-width: 767px) {
  .mn { flex-direction: column; padding: 8px 16px 0; gap: 8px; }
  .mn-trai { gap: 10px; }
  .mn-dau { gap: 8px; }
  .mn-seg { display: flex; flex: 1; min-width: 0; }
  .mn-seg button { flex: 1; height: 42px; padding: 0 8px; }
  .mn-trai > .o-tim { height: 44px; flex: none; }
  .mn-tim-nut { display: inline-flex; align-items: center; justify-content: center; width: 50px; height: 50px; flex: none; border-radius: 12px; background: #fff; border: 1.5px solid var(--vien-dam); color: var(--chu); }
  .mn-tim-nut.on { background: var(--bac-ha); border-color: var(--xanh-rung); color: var(--xanh-rung); }
  .mn-chips { margin-left: -16px; margin-right: -16px; padding-left: 16px; padding-right: 16px; }
  .mn-chips .chip { height: 38px; font-size: calc(14px * var(--co-chu)); }
  .mn-cuon { margin: 0 -16px; padding: 4px 16px 20px; }
  .mn-cac-nhom { gap: 8px; }
  .mn-nhom { gap: 6px; }
  .mn-nhom-dau { font-size: calc(13px * var(--co-chu)); color: #8A8372; padding-top: 6px; }
  .mn-nhom-dau .mn-bieu-khu, .mn-nhom-dau .phu { display: none; }
  .mn-luoi-the, .mn-goi-hai { grid-template-columns: minmax(0, 1fr); }
  .mn-goi-ten { font-size: calc(14.5px * var(--co-chu)); }
  .mn-them-vong { margin-left: 0; width: 100%; }
  .mn-them-ten { flex-basis: 100%; }
  .mn-thanh { display: flex; align-items: center; gap: 10px; flex: none; margin: 0 -4px 8px; min-height: 62px; padding: 8px 8px 8px 16px; border-radius: 16px; background: var(--xanh-dam); color: #fff; box-shadow: 0 12px 28px rgba(17, 57, 23, .35); }
  .mn-thanh-tt { flex: 1; min-width: 0; text-align: left; background: none; border: 0; color: #fff; line-height: 1.25; padding: 0; }
  .mn-thanh-tt b { display: block; font-size: calc(15px * var(--co-chu)); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .mn-thanh-tt small { color: var(--xanh-lui); font-size: calc(12px * var(--co-chu)); }
  .mn-thanh .mn-chinh { width: auto; flex: none; max-width: 190px; height: 46px; padding: 0 14px; background: var(--bac-ha); color: var(--xanh-dam); font-size: calc(13.5px * var(--co-chu)); line-height: 1.15; text-align: center; }
  .mn-chinh { height: 52px; }
  .mn-buoc.to { height: 42px; }
  /* chữ không nhỏ hơn 13px, chữ chính 14px trở lên */
  .mn-nhom-dau { font-size: calc(13px * var(--co-chu)); }
  .mn-hang-ten small, .mn-thanh-tt small, .mn-dong-2, .mn-tang, .mn-tang button, .mn-phai-ghi, .mn-trong { font-size: calc(13.5px * var(--co-chu)); }
  .mn-luu-y, .mn-them-thanh { font-size: calc(14px * var(--co-chu)); }
  .mn-hang-gia .mn-gia { font-size: calc(15px * var(--co-chu)); }
  .mn-vong { font-size: calc(13.5px * var(--co-chu)); }
  .tk-nhan, .tk-dv, .tk-b { font-size: calc(14px * var(--co-chu)); }
  .tk-loi, .tk-badge, .tk-dem-ghi, .tk-vong-hang .gio, .tk-dv-ds small, .tk-dv-loi, .tk-dv-trong { font-size: calc(13.5px * var(--co-chu)); }
  .tk-dv .lbl, .tk-tieu-nho, .mn-mt-tieu { font-size: calc(13px * var(--co-chu)); }
  .tk-chan .tk-ghi { font-size: calc(14px * var(--co-chu)); }
}
.mn-mt-them { margin-top: 12px; width: 100%; height: 44px; border-radius: 12px; border: 1.5px dashed var(--vien-dam); background: none; color: var(--chu-phu); font-weight: 500; font-size: calc(14px * var(--co-chu)); }

/* ============================================================
   Hóa đơn mới / Gắn vòng (tk-): hộp thoại 1100×760 trên iPad, máy tính; tràn màn hình trên điện thoại
   ============================================================ */
.tk-phu { position: fixed; inset: 0; z-index: 60; background: rgba(17, 32, 20, .48); display: flex; align-items: center; justify-content: center; padding: 30px 40px; }
.tk-hop { width: min(1100px, 100%); height: min(760px, 100%); background: #fff; border-radius: 20px; box-shadow: 0 24px 60px rgba(0, 0, 0, .28); overflow: hidden; display: flex; flex-direction: column; }
.tk-dau { min-height: 62px; flex: none; display: flex; align-items: center; gap: 18px; padding: 0 22px; border-bottom: 1px solid #EEEAE0; }
.tk-dau h2 { margin: 0; font-size: calc(18px * var(--co-chu)); color: var(--xanh-dam); white-space: nowrap; font-weight: 700; }
.tk-buoc-ds { display: flex; align-items: center; gap: 10px; font-size: calc(13.5px * var(--co-chu)); font-weight: 700; }
.tk-b { display: flex; align-items: center; gap: 6px; color: var(--xanh-rung); background: none; border: 0; padding: 0; font: inherit; font-weight: 700; }
.tk-b .so { width: 24px; height: 24px; border-radius: 50%; background: var(--xanh-rung); color: #fff; display: flex; align-items: center; justify-content: center; font-size: calc(12px * var(--co-chu)); }
.tk-b:not(.on) { opacity: .5; }
.tk-gach { width: 40px; height: 2px; background: var(--xanh-rung); }
.tk-gach.nhat { opacity: .4; }
.tk-dong { margin-left: auto; width: 42px; height: 42px; border-radius: 12px; }
.tk-than { flex: 1; min-height: 0; display: flex; }
.tk-cot { display: contents; }
.tk-chan { min-height: 70px; flex: none; display: flex; align-items: center; gap: 12px; padding: 0 22px; border-top: 1px solid #EEEAE0; }
.tk-chan .tk-ghi { font-size: calc(13px * var(--co-chu)); color: var(--chu-phu); flex: 1; min-width: 0; line-height: 1.35; }
.tk-chan .tk-ghi i { color: #C0392B; font-style: normal; }
.tk-chan .tk-ghi.thieu { color: var(--canh-bao); font-weight: 500; }
.tk-nut-lui { background: #EFEDE5; border-color: transparent; color: var(--nau); }
.tk-nut-tao { margin-left: auto; min-width: 190px; }

/* bước 1: form */
.tk-form { flex: 1; min-width: 0; overflow-y: auto; padding: 18px 22px; display: flex; flex-direction: column; gap: 13px; }
.tk-ghi-khach { display: flex; align-items: center; gap: 8px; padding: 9px 12px; border-radius: 10px; background: #FFF8E8; color: #7A4E05; font-size: calc(13px * var(--co-chu)); font-weight: 500; }
.tk-hang1, .tk-hang2 { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-start; }
.tk-hang1 { align-items: flex-end; }
.tk-o { display: flex; flex-direction: column; gap: 7px; min-width: 0; }
.tk-o-sdt { width: 200px; } .tk-o-ten { width: 170px; } .tk-o-khach { width: 130px; } .tk-o-tv { width: 250px; } .tk-o-ghi { width: 250px; }
.tk-nhan { font-size: calc(13px * var(--co-chu)); font-weight: 700; color: var(--nau); }
.tk-nhan i { color: #C0392B; font-style: normal; }
.tk-goi-y { font-weight: 500; font-size: calc(12px * var(--co-chu)); color: var(--chu-phu); }
.tk-inp { display: flex; align-items: center; gap: 8px; height: 44px; border-radius: 10px; border: 1.5px solid #DCD8CB; background: var(--ban-ghi); padding: 0 12px; color: var(--chu-phu); min-width: 0; }
.tk-inp input, .tk-inp select { flex: 1; min-width: 0; border: 0; outline: 0; background: none; font-size: 16px; color: var(--chu); height: 100%; padding: 0; }
.tk-inp input::placeholder { color: #A39C8B; font-size: 14.5px; }
.tk-inp:focus-within { border-color: var(--xanh-rung); background: #fff; box-shadow: 0 0 0 3px rgba(45, 102, 53, .15); }
.tk-o.co-loi .tk-inp { border-color: #D9534F; background: #FFF5F4; }
.tk-loi { color: var(--canh-bao); font-size: calc(12.5px * var(--co-chu)); font-weight: 500; line-height: 1.3; }
.tk-chon select { appearance: none; -webkit-appearance: none; cursor: pointer; }
.tk-dem-khach { padding: 0 6px; justify-content: space-between; }
.tk-dem-khach button { width: 32px; height: 32px; border-radius: 10px; background: var(--bac-ha); color: var(--xanh-rung); border: 0; display: inline-flex; align-items: center; justify-content: center; flex: none; }
.tk-dem-khach input { text-align: center; font-weight: 700; width: 40px; flex: 1; }
.tk-badge { padding: 7px 10px; border-radius: 10px; background: #E3F1E5; color: #1D4A27; font-size: calc(12px * var(--co-chu)); line-height: 1.35; align-self: flex-end; min-height: 44px; display: flex; flex-direction: column; justify-content: center; flex: 0 1 150px; }
.tk-badge.moi { background: #E2EBF5; color: #2B4C70; }
.tk-badge.dang { background: #F1EFE8; color: var(--chu-phu); }
.tk-badge .xoay { width: 14px; height: 14px; border-width: 2px; }
.tk-form .hang-chon { gap: 7px; }
.tk-form .chip { height: 36px; padding: 0 14px; font-size: calc(13.5px * var(--co-chu)); border-width: 1.5px; }
.tk-form .luot-ngang { padding-right: 36px; -webkit-mask-image: linear-gradient(90deg, #000 90%, transparent); mask-image: linear-gradient(90deg, #000 90%, transparent); }

/* bước 2: cột gắn vòng */
.tk-vong { width: 360px; flex: none; background: #F3F8F1; padding: 18px 20px; border-left: 1px solid #E1EBDF; display: flex; flex-direction: column; gap: 10px; overflow: hidden; }
.tk-vong-tieu { margin: 0; font-size: calc(16px * var(--co-chu)); color: var(--xanh-dam); font-weight: 700; }
.tk-doc { display: flex; align-items: center; gap: 14px; padding: 12px 14px; border-radius: 14px; background: #fff; flex: none; }
.tk-doc .bieu { width: 52px; height: 52px; border-radius: 50%; background: #E3F1E5; color: var(--xanh-rung); display: flex; align-items: center; justify-content: center; flex: none; box-shadow: 0 0 0 8px rgba(45, 102, 53, .08); }
.tk-doc b { font-size: calc(14px * var(--co-chu)); line-height: 1.4; }
.tk-quet { flex: none; }
.tk-vong-loi { display: flex; gap: 8px; align-items: flex-start; padding: 10px 12px; border-radius: 12px; background: #FFF5F4; border: 1px solid #E3B4AE; color: var(--canh-bao); font-size: calc(13.5px * var(--co-chu)); font-weight: 500; line-height: 1.4; }
.tk-vong-loi svg { flex: none; margin-top: 1px; }
.tk-dem { display: flex; align-items: baseline; justify-content: space-between; }
.tk-dem .tk-chu-nhan { font-size: calc(13px * var(--co-chu)); font-weight: 700; }
.tk-dem .so { font-size: calc(22px * var(--co-chu)); color: var(--xanh-dam); }
.tk-dem .so.qua { color: var(--canh-bao); }
.tk-dem .phu { font-size: calc(14px * var(--co-chu)); color: var(--chu-phu); }
.tk-dem-ghi { font-size: calc(12px * var(--co-chu)); color: var(--chu-phu); margin-top: -8px; line-height: 1.4; }
.tk-vong-ds { display: flex; flex-direction: column; gap: 8px; flex: 1 1 auto; min-height: 96px; overflow-y: auto; padding: 1px; margin: -1px; }
.tk-vong-hang { display: flex; align-items: center; gap: 10px; min-height: 46px; padding: 0 6px 0 12px; border-radius: 12px; background: #fff; border: 1px solid #DCEBDD; }
.tk-vong-hang .gio { font-size: calc(12.5px * var(--co-chu)); color: var(--chu-phu); }
.tk-vong-hang .ok { margin-left: auto; color: var(--xanh-rung); display: flex; }
.tk-vong-hang .bo { color: var(--canh-bao); background: none; border: 0; width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; border-radius: 10px; }
.tk-vong-hang.thu { opacity: .6; padding-right: 12px; }
.tk-vong-cho { display: flex; align-items: center; gap: 10px; min-height: 46px; padding: 0 12px; border-radius: 12px; border: 1.5px dashed #9CC5A3; color: #4E6B52; font-size: calc(13px * var(--co-chu)); font-weight: 500; }
.tk-vong-khoa { display: flex; gap: 12px; padding: 14px; border-radius: 14px; background: #fff; color: var(--xanh-rung); align-items: flex-start; }
.tk-vong-khoa b { display: block; color: var(--chu); font-size: calc(14px * var(--co-chu)); }
.tk-vong-khoa span { color: var(--chu-phu); font-size: calc(13px * var(--co-chu)); line-height: 1.4; }
.tk-dv { margin-top: auto; padding: 12px; border-radius: 12px; background: #fff; font-size: calc(13px * var(--co-chu)); line-height: 1.5; flex: none; }
.tk-dv .lbl { font-size: calc(13px * var(--co-chu)); font-weight: 700; color: #8A8372; }
.tk-dv-ds { list-style: none; margin: 4px 0 0; padding: 0; max-height: 104px; overflow: auto; }
.tk-dv-ds.lon { max-height: none; }
.tk-dv-ds li { display: flex; justify-content: space-between; gap: 10px; padding: 3px 0; }
.tk-dv-ds li b { white-space: nowrap; font-weight: 500; font-variant-numeric: tabular-nums; }
.tk-dv-ds li.het b { color: var(--canh-bao); }
.tk-dv-ds small { display: block; color: var(--chu-phu); font-size: calc(12px * var(--co-chu)); }
.tk-dv-trong { margin: 4px 0 0; color: var(--chu-phu); font-size: calc(12.5px * var(--co-chu)); }
.tk-dv-loi { display: flex; align-items: center; gap: 6px; margin: 6px 0 0; color: var(--canh-bao); font-size: calc(12.5px * var(--co-chu)); font-weight: 700; }
.tk-dv-tong { display: flex; justify-content: space-between; align-items: baseline; margin-top: 6px; padding-top: 6px; border-top: 1px solid #EEEAE0; }
.tk-dv-tong b { font-weight: 700; }

/* gắn vòng cho hóa đơn có sẵn: cột tóm tắt khách */
.tk-khach-dau { display: flex; align-items: center; gap: 12px; }
.tk-khach-dau b { display: block; font-size: calc(16px * var(--co-chu)); }
.tk-khach-dau span:not(.avatar) { color: var(--chu-phu); font-size: calc(13px * var(--co-chu)); }
.tk-tt { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 16px; margin: 0; padding: 12px 0; border-top: 1px solid #EEEAE0; border-bottom: 1px solid #EEEAE0; }
.tk-tt dt { font-size: calc(12px * var(--co-chu)); color: var(--chu-phu); }
.tk-tt dd { margin: 2px 0 0; font-size: calc(14px * var(--co-chu)); font-weight: 500; }
.tk-tt .rong { grid-column: 1 / -1; }
.tk-tieu-nho { margin: 4px 0 0; font-size: calc(13px * var(--co-chu)); color: #8A8372; font-weight: 700; }
.tk-tom-tat .tk-dv-ds li { padding: 6px 0; border-bottom: 1px solid #F4F1E8; font-size: calc(14px * var(--co-chu)); }

@media (max-width: 767px) {
  .tk-phu { padding: 0; align-items: stretch; background: #fff; }
  .tk-hop { width: 100%; height: 100%; border-radius: 0; box-shadow: none; }
  .tk-dau { flex-wrap: wrap; gap: 6px 10px; padding: calc(8px + env(safe-area-inset-top, 0px)) 12px 10px 16px; }
  .tk-dau h2 { font-size: calc(17px * var(--co-chu)); }
  .tk-buoc-ds { order: 3; flex-basis: 100%; gap: 8px; }
  .tk-gach { flex: 1; width: auto; }
  .tk-b { min-height: 36px; }
  .tk-than { flex-direction: column; overflow: hidden; }
  .tk-cot { display: none; flex: 1; min-height: 0; overflow-y: auto; flex-direction: column; -webkit-overflow-scrolling: touch; }
  .tk-cot.hien { display: flex; }
  .tk-form { flex: none; overflow: visible; padding: 14px 16px; }
  .tk-tom-tat { flex: none; }
  .tk-o-sdt, .tk-o-ten { width: 100%; }
  .tk-o-khach { width: 140px; }
  .tk-o-tv, .tk-o-ghi { width: 100%; }
  .tk-badge { max-width: none; flex: 1; }
  .tk-form .chip { height: 40px; font-size: calc(14px * var(--co-chu)); }
  .tk-vong { width: auto; flex: 1 0 auto; border-left: 0; padding: 14px 16px; overflow: visible; }
  .tk-vong-ds { overflow: visible; flex: none; }
  .tk-than > .tk-vong, .tk-than > .tk-tom-tat { overflow: visible; }
  .tk-chan { flex-wrap: wrap; gap: 8px; padding: 10px 12px calc(10px + var(--an-toan-duoi)); }
  .tk-chan .tk-ghi { order: -1; flex-basis: 100%; }
  .tk-chan .tk-nut-lui { padding: 0 14px; }
  .tk-nut-tao { min-width: 0; flex: 1; }
}
.tk-vong-hang { user-select: none; -webkit-user-select: none; -webkit-touch-callout: none; }
.tk-vong-hang.dang-giu { animation: tk-giu .6s linear forwards; }
@keyframes tk-giu { from { background: #fff; border-color: #DCEBDD; } to { background: #FBE3E0; border-color: #E3B4AE; } }
.tk-vong-meo { font-size: calc(12.5px * var(--co-chu)); color: var(--chu-phu); padding: 2px 4px 0; }

/* Hóa đơn mới: một cột cuộn xuống, Thông tin khách ở trên, Gắn vòng tay ở dưới (mọi cỡ màn hình) */
.tk-mot-cot .tk-than { flex-direction: column; overflow-x: hidden; overflow-y: auto; -webkit-overflow-scrolling: touch; }
.tk-mot-cot .tk-form { flex: none; overflow: visible; }
.tk-mot-cot .tk-vong { width: auto; flex: none; border-left: 0; border-top: 1px solid #E1EBDF; overflow: visible; padding: 18px 22px; }
.tk-mot-cot .tk-vong-ds { overflow: visible; flex: none; }
.tk-mot-cot .tk-vong > * { max-width: 640px; }
@media (max-width: 767px) { .tk-mot-cot .tk-form, .tk-mot-cot .tk-vong { padding: 14px 16px; } }
.mn-chu-2d { text-align: center; line-height: 1.2; }

/* Nút − (giảm 1) trên ô sản phẩm đã chọn: nằm cạnh huy hiệu số lượng góc phải trên */
.mn-tru { position: absolute; top: -8px; right: 24px; z-index: 2; width: 26px; height: 26px; border-radius: 13px; background: #fff; color: var(--canh-bao); border: 1.5px solid #E3B4AE; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; box-shadow: 0 1px 3px rgba(0, 0, 0, .18); }
.mn-tru:active { background: #FFF5F4; }
.mn-goi .mn-tru.ngang { position: static; flex: none; width: 28px; height: 28px; border-radius: 14px; box-shadow: none; }
@media (hover: none) { .mn-tru { width: 32px; height: 32px; border-radius: 16px; top: -12px; right: 24px; } .mn-goi .mn-tru.ngang { width: 32px; height: 32px; } }